import Vue from "vue";
import VueRouter from "vue-router";

import Login from "../components/Login.vue";
import Home from "../components/Home.vue";
Vue.use(VueRouter);

const routes = [
  { path: "/login", name: "Login", component: Login },
  { path: "/home", name: "Home", component: Home },

  /*  {
    path: "/",
    name: "Home",
    component: Home,
  },
  {
    path: "/about",
    name: "About",
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: () => import("../views/About.vue"),
  }, */
];

const router = new VueRouter({
  routes,
});
/**
 * to 将要访问的路径
 * from 代表从哪个路径跳转而来
 * netxt() 跳转
 */
router.beforeEach((to, from, next) => {
  if (to.path === "/login") return next();
  const tokenStr = window.sessionStorage.getItem("token");
  if (!tokenStr) return next("/login");
  next();
});
export default router;
